20051289 is an odd 8-digits composite number following 20051288
and preceding 20051290 . In scientific notation, it is written as 2.0051289 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12663864 positive integers (up to 20051289) that are relatively prime to 20051289.
20051289 has 8 divisors, whose sum is 23452000
The reverse of 20051289 is 98215002
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million fifty-one thousand two hundred eighty-nine
Scientific notation
2.0051289 × 10^7
Engineering notation
2.0051289 × 10^6
Prime Factorization
9 × 19 × 117259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20051289
Product of the distinct prime numbers
The prime factorization of 20051289 is 9 × 19 × 117259.
Since it has a total of 3 prime factors.
3 , 5 , 19 , 50 , 916 , 637 , 8338 , 3089 , 73001 , 3077 , 789333 , 121877 , 8080283 , 7667313 , 76240199 , 46281147 , 649385306 , 776980867 , 1399722303 , 3684892479
n×2
40102578
n×3
60153867
n×4
80205156
n×5
100256445
n÷2
10025644.5
n÷3
6683763
n÷3
5012822.25
n÷5
4010257.8
n2
402054190561521
n3
8.0617047686101E+21
n4
1.6164757214808E+29
n5
3.2412421852895E+36
2 √n
4477.8665679093
3 √n
271.67359653786
4 √n
66.916863105717
5 √n
28.868781888111
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20051288
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20051289 can be divided by 8 positive divisors.
The sum of these divisors (counting 20051289) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011111010101011001
3
Ternary
1101201201012100
4
Quaternary
1030133111121
5
Quinary
20113120124
6
Senary
1553434013
8
Octal
114372531
10
Decimal
20051289
12
Duodecimal
686b909
16
Hexadecimal
131f559
20
Vigesimal
656849
36
Base36
bxro9
md5
e50ec6b7b830cb2294ed49e7765705c3
sha1
a4b41c0d5c905eb7a05603618dc2794565a919bc
sha256
35efb76c660c87a7a0026cd33b4a6ce4d679df46fff9618617bfe9ee2a56fa7f
sha512
e9f5018c023a12813d2158f3fe74237abf718ee8fec31d0a0884bbad033b243d45e4b36efbb30097a6ed0e5f4019e31058a378a6050f894399f0f020f21affb1
ripemd-160
3f7af9a431b3174f110616ad3cb80acca7ee1539
Diameter
40102578
Circumference
125985964.43481
Area
1.2630904914131E+15
Volume
3.3768789968634E+22
Surface area
5.0523619656523E+15
Circumference
125985964.43481
Perimeter
80205156
Area
402054190561521
Diagonal
28356804.846862
Surface area
2412325143369126
Volume
8.0617047686101E+21
Space diagonal
34729851.305247
Perimeter
60153867
Area
1.7409457136213E+14
Altitude
17364925.652623
Surface area
1.7409457136213E+14
Volume
9.5008101830136E+20
Height
9452268.2822875